var popup_ad_div = 'popup_ad_div';
var popup_close  = 'popup_close';
var popup_height = 24;
var pause_time;
var is_active	 = 0;

function popup_ad_run(){
	try{
		if(is_active==0){
			var active = setTimeout("popup_ad_run()",1000);
			is_active = 1;
		}else{
			clearTimeout(active);
			$('#'+popup_ad_div).slideDown(function(){pausing(pause_time);});
		}
	}catch(e){}
}
function pausing(time){
		nextTime=time-1;
		xxx	= setTimeout("pausing("+nextTime+")",1000);
		if(nextTime<0){
			clearTimeout(xxx);
			$('#'+popup_ad_div).slideUp();
		}
}
function popup_ad_create(){
	try{
		var html = '';
		html += '<div id="popup_ad_div" style="width:948px;height:auto;display:none;margin:8px auto 0 auto;text-align:center;border:1px solid #06c;">';
		html += '<div id="popup_ad_content" style="width:941px; margin:1px; background-color:#06c; padding:5px 0 3px 5px; font-size:12px; color:#ff0;text-align:left;"></div>';
		html += '</div>';
		$('.navigation').before(html);
	}catch(e){}
}
function popup_ad_fill(html){
	document.getElementById('popup_ad_content').innerHTML=html;
}
function popup_ad_install(html){
	popup_ad_create();
	popup_ad_fill(html);
	popup_ad_run();
}

$(document).ready(function(){
	if(popup_ad_switch==1 && popup_ad_string){
		pause_time = popup_ad_pause;
		popup_ad_install(popup_ad_string);
	}
});